Not many readers know that hummingbirds double their weight as part of their preparation for yearly migration. That's just one of many . . . facts about their . . . travels. Hummingbirds' . . . journey between Mexico and the southern coastal United States can be thousands of miles long, and yet they weigh about the same as a penny. Through age-appropriate language accompanied by colorful graphics and full-color photographs, young audiences get an...

"Follow the Ruby-Throated Hummingbird's journey to Mexico and Central America in the Marvelous Migrations series. Focused on 21st century content, engaging inquiry-based sidebars encourage young readers to think, create, guess, and ask questions. Book includes table of contents, glossary, index, author biography, and sidebars"--

While a boy in North America urges his father not to cut down the trees where the wood thrush lives, a boy in South America awaits the return of the bird that he calls "la flauta" for its flute-like song.